When is the last time you evaluated your chess game? What are the best areas of your game, and what are the worst? Looking at your most recent games in the last 6 months, where are you winning games - and where are you losing games?Once you have pinpointed your strengths and weaknesses, you should make a plan to smooth out the rough edges in your game. If you find room for improvement in your openings and middlegames, the Empire Chess Volumes 11-20 Bundle is exactly what you need to take your game to the next level. This 10 DVD package features over 31 hours of high-quality chess instruction, presented by renown Grandmasters Ronen Har-Zvi, Damian Lemos, Rafael Leitao, Eugene Perelstheyn, and Leonid Kritz.The Empire Chess series boasts a world-class team of chess trainers with over 40 years of combined chess teaching experience! Put the battle-tested knowledge of these strong Grandmasters to use by watching their unique DVD presentations of common opening ideas and deep middlegame concepts with this set of ten 3+ hour chess DVDs. If you are playing the opening badly, you are giving the initiative to your opponent in every single game! Stop getting bossed around in the first 10 moves of the game and start dictating the course of play by understanding your opening choices at a Grandmaster level.